Changes for version 0.057_02 - 2018-04-18

Prefer /[0-9]/ over /\d/ for numeric checks. The latter can match non-ASCII digits.

Changes for version 0.057_01 - 2018-04-17

Explain the negated POSIX character classes. Also tweak some of the asserted explanations -- mostly for readability and parallel construction with the negated explanations, but it turns out [[:digit:]] is NOT equivalent to [0-9].

As a valued partner and proud supporter of MetaCPAN, StickerYou is
happy to offer a 10% discount on all Custom Stickers,
Business Labels, Roll Labels,
Vinyl Lettering or Custom Decals. StickerYou.com
is your one-stop shop to make your business stick.
Use code METACPAN10 at checkout to apply your discount.